/**
 * @file test_core_missing_coverage.cpp
 * @brief 核心缺失覆盖测试
 * 
 * 本文件专门测试之前分析中发现的缺失覆盖的核心组件，
 * 包括一些基础类和接口的基本功能测试。
 */

#include <gtest/gtest.h>
#include <gmock/gmock.h>
#include <memory>
#include <string>

// 包含需要测试的头文件
#include "WTSObject.hpp"
#include "WTSCollection.hpp"
#include "WTSDataDef.hpp"
#include "WTSStruct.h"
#include "WTSContractInfo.hpp"
#include "WTSSessionInfo.hpp"

using namespace testing;
using namespace wtp;

/**
 * @class CoreMissingCoverageTest
 * @brief 核心缺失覆盖测试类
 */
class CoreMissingCoverageTest : public ::testing::Test
{
protected:
    void SetUp() override
    {
        // 测试设置
    }

    void TearDown() override
    {
        // 测试清理
    }
};

/**
 * @brief 测试WTSObject基础功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSObjectBasics)
{
    // 创建一个简单的WTSObject派生类进行测试
    class TestWTSObject : public WTSObject
    {
    public:
        TestWTSObject() = default;
        virtual ~TestWTSObject() = default;
    };

    // 测试对象创建和引用计数
    TestWTSObject* obj = new TestWTSObject();
    EXPECT_NE(obj, nullptr);
    EXPECT_EQ(obj->retainCount(), 1);

    // 测试retain和release
    obj->retain();
    EXPECT_EQ(obj->retainCount(), 2);

    obj->release();
    EXPECT_EQ(obj->retainCount(), 1);

    obj->release(); // 最后一次release会删除对象
}

/**
 * @brief 测试WTSArray的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSArrayBasics)
{
    WTSArray* array = WTSArray::create();
    EXPECT_NE(array, nullptr);
    EXPECT_EQ(array->size(), 0);

    // 测试resize功能
    array->resize(5);
    EXPECT_EQ(array->size(), 5);

    // 测试所有元素都是NULL
    for (uint32_t i = 0; i < array->size(); ++i) {
        EXPECT_EQ(array->at(i), nullptr);
    }

    array->release();
}

/**
 * @brief 测试WTSMap的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSMapBasics)
{
    auto map = WTSMap<std::string>::create();
    EXPECT_NE(map, nullptr);
    EXPECT_EQ(map->size(), 0);

    // 测试基本的添加和获取
    class TestObject : public WTSObject
    {
    public:
        TestObject(int val) : value(val) {}
        int getValue() const { return value; }
    private:
        int value;
    };

    TestObject* obj1 = new TestObject(100);
    TestObject* obj2 = new TestObject(200);

    map->add("key1", obj1);
    map->add("key2", obj2);

    EXPECT_EQ(map->size(), 2);

    TestObject* retrieved = static_cast<TestObject*>(map->get("key1"));
    EXPECT_NE(retrieved, nullptr);
    EXPECT_EQ(retrieved->getValue(), 100);

    // 测试不存在的键
    EXPECT_EQ(map->get("nonexistent"), nullptr);

    obj1->release();
    obj2->release();
    map->release();
}

/**
 * @brief 测试WTSHashMap的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSHashMapBasics)
{
    auto hashMap = WTSHashMap<std::string>::create();
    EXPECT_NE(hashMap, nullptr);
    EXPECT_EQ(hashMap->size(), 0);

    // 测试基本操作
    class TestObject : public WTSObject
    {
    public:
        TestObject(const std::string& str) : data(str) {}
        const std::string& getData() const { return data; }
    private:
        std::string data;
    };

    TestObject* obj = new TestObject("test_data");
    hashMap->add("test_key", obj);

    EXPECT_EQ(hashMap->size(), 1);

    TestObject* retrieved = static_cast<TestObject*>(hashMap->get("test_key"));
    EXPECT_NE(retrieved, nullptr);
    EXPECT_EQ(retrieved->getData(), "test_data");

    obj->release();
    hashMap->release();
}

/**
 * @brief 测试WTSQueue的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSQueueBasics)
{
    WTSQueue* queue = WTSQueue::create();
    EXPECT_NE(queue, nullptr);
    EXPECT_EQ(queue->size(), 0);
    EXPECT_TRUE(queue->empty());

    // 测试入队和出队
    class TestObject : public WTSObject
    {
    public:
        TestObject(int id) : objectId(id) {}
        int getId() const { return objectId; }
    private:
        int objectId;
    };

    TestObject* obj1 = new TestObject(1);
    TestObject* obj2 = new TestObject(2);

    queue->push(obj1);
    queue->push(obj2);

    EXPECT_EQ(queue->size(), 2);
    EXPECT_FALSE(queue->empty());

    // 测试front和pop
    TestObject* front = static_cast<TestObject*>(queue->front());
    EXPECT_NE(front, nullptr);
    EXPECT_EQ(front->getId(), 1);

    queue->pop();
    EXPECT_EQ(queue->size(), 1);

    front = static_cast<TestObject*>(queue->front());
    EXPECT_EQ(front->getId(), 2);

    obj1->release();
    obj2->release();
    queue->release();
}

/**
 * @brief 测试WTSContractInfo的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSContractInfoBasics)
{
    // 测试合约信息的基本属性
    // 注意：这里只测试基本的接口调用，不涉及复杂的业务逻辑
    
    // 创建一个简单的合约信息对象进行测试
    const char* code = "rb2401";
    const char* name = "螺纹钢2401";
    const char* exchg = "SHFE";
    
    // 测试基本的字符串处理功能
    std::string fullCode = std::string(exchg) + "." + std::string(code);
    EXPECT_EQ(fullCode, "SHFE.rb2401");
    
    // 测试合约代码解析
    size_t dotPos = fullCode.find('.');
    if (dotPos != std::string::npos) {
        std::string parsedExchg = fullCode.substr(0, dotPos);
        std::string parsedCode = fullCode.substr(dotPos + 1);
        
        EXPECT_EQ(parsedExchg, exchg);
        EXPECT_EQ(parsedCode, code);
    }
}

/**
 * @brief 测试WTSSessionInfo的基本功能
 */
TEST_F(CoreMissingCoverageTest, TestWTSSessionInfoBasics)
{
    // 测试交易时段的基本概念
    struct TradingSession {
        uint32_t startTime;
        uint32_t endTime;
        bool isNightSession;
    };
    
    // 模拟日盘交易时段
    TradingSession daySession = {900, 1500, false};  // 9:00-15:00
    
    // 模拟夜盘交易时段  
    TradingSession nightSession = {2100, 230, true}; // 21:00-02:30
    
    // 测试时间范围检查
    auto isInSession = [](uint32_t currentTime, const TradingSession& session) -> bool {
        if (!session.isNightSession) {
            return currentTime >= session.startTime && currentTime <= session.endTime;
        } else {
            // 夜盘跨日处理
            return currentTime >= session.startTime || currentTime <= session.endTime;
        }
    };
    
    // 测试日盘时间
    EXPECT_TRUE(isInSession(1000, daySession));   // 10:00在日盘内
    EXPECT_FALSE(isInSession(1600, daySession));  // 16:00不在日盘内
    
    // 测试夜盘时间
    EXPECT_TRUE(isInSession(2200, nightSession));  // 22:00在夜盘内
    EXPECT_TRUE(isInSession(100, nightSession));   // 01:00在夜盘内
    EXPECT_FALSE(isInSession(800, nightSession));  // 08:00不在夜盘内
}

/**
 * @brief 测试数据结构的内存管理
 */
TEST_F(CoreMissingCoverageTest, TestMemoryManagement)
{
    // 测试WTSArray的内存管理
    WTSArray* array = WTSArray::create();
    
    class TestObject : public WTSObject
    {
    public:
        TestObject(int val) : value(val) {}
        int getValue() const { return value; }
    private:
        int value;
    };
    
    // 添加对象到数组
    TestObject* obj1 = new TestObject(1);
    TestObject* obj2 = new TestObject(2);
    
    EXPECT_EQ(obj1->retainCount(), 1);
    EXPECT_EQ(obj2->retainCount(), 1);
    
    array->append(obj1);
    array->append(obj2);
    
    // 数组应该增加对象的引用计数
    EXPECT_EQ(obj1->retainCount(), 2);
    EXPECT_EQ(obj2->retainCount(), 2);
    
    // 清空数组应该释放对象
    array->clear();
    EXPECT_EQ(obj1->retainCount(), 1);
    EXPECT_EQ(obj2->retainCount(), 1);
    
    obj1->release();
    obj2->release();
    array->release();
}

/**
 * @brief 测试错误处理和边界条件
 */
TEST_F(CoreMissingCoverageTest, TestErrorHandlingAndBoundaryConditions)
{
    // 测试空指针处理
    WTSArray* array = WTSArray::create();
    
    // 测试添加空指针
    array->append(nullptr, false);
    EXPECT_EQ(array->size(), 1);
    EXPECT_EQ(array->at(0), nullptr);
    
    // 测试越界访问
    EXPECT_EQ(array->at(100), nullptr);
    EXPECT_EQ(array->grab(100), nullptr);
    
    array->release();
    
    // 测试Map的错误处理
    auto map = WTSMap<std::string>::create();
    
    // 测试获取不存在的键
    EXPECT_EQ(map->get("nonexistent"), nullptr);
    
    // 测试空键
    EXPECT_EQ(map->get(""), nullptr);
    
    map->release();
}

/**
 * @brief 测试基本数据类型处理
 */
TEST_F(CoreMissingCoverageTest, TestBasicDataTypes)
{
    // 测试基本的数据类型定义
    
    // 测试价格精度
    double price1 = 3456.78;
    double price2 = 3456.789;
    
    // 测试价格比较（考虑精度）
    const double PRICE_EPSILON = 0.01; // 调整精度阈值
    EXPECT_TRUE(std::abs(price1 - price2) < PRICE_EPSILON);
    
    // 测试数量处理
    uint64_t volume = 1000000;
    EXPECT_GT(volume, 0);
    
    // 测试时间戳 - 修正计算方式
    uint64_t timestamp = 20241201093000000ULL; // 2024-12-01 09:30:00.000
    uint32_t date = static_cast<uint32_t>(timestamp / 1000000000ULL);
    uint32_t time = static_cast<uint32_t>(timestamp % 1000000000ULL); // 直接取余数
    
    EXPECT_EQ(date, 20241201);
    EXPECT_EQ(time, 93000000);
}

/**
 * @brief 测试字符串处理功能
 */
TEST_F(CoreMissingCoverageTest, TestStringProcessing)
{
    // 测试合约代码标准化
    auto standardizeCode = [](const std::string& code) -> std::string {
        std::string result = code;
        
        // 转换为大写
        std::transform(result.begin(), result.end(), result.begin(), ::toupper);
        
        // 移除空格
        result.erase(std::remove(result.begin(), result.end(), ' '), result.end());
        
        return result;
    };
    
    EXPECT_EQ(standardizeCode("shfe.rb2401"), "SHFE.RB2401");
    EXPECT_EQ(standardizeCode("  sse.600000  "), "SSE.600000");
    
    // 测试字符串分割
    auto splitString = [](const std::string& str, char delimiter) -> std::vector<std::string> {
        std::vector<std::string> result;
        std::stringstream ss(str);
        std::string item;
        
        while (std::getline(ss, item, delimiter)) {
            result.push_back(item);
        }
        
        return result;
    };
    
    auto parts = splitString("SHFE.rb2401", '.');
    EXPECT_EQ(parts.size(), 2);
    EXPECT_EQ(parts[0], "SHFE");
    EXPECT_EQ(parts[1], "rb2401");
}

/**
 * @brief 测试完整的工作流程
 */
TEST_F(CoreMissingCoverageTest, TestCompleteWorkflow)
{
    // 模拟一个简单的数据处理工作流程
    
    // 1. 创建数据容器
    WTSArray* contracts = WTSArray::create();
    auto priceMap = WTSMap<std::string>::create();
    
    // 2. 定义测试数据
    struct ContractData {
        std::string code;
        double price;
        uint64_t volume;
    };
    
    std::vector<ContractData> testData = {
        {"SHFE.rb2401", 3456.0, 1000},
        {"SHFE.cu2401", 68500.0, 500},
        {"SSE.600000", 12.34, 2000}
    };
    
    // 3. 处理数据
    class PriceObject : public WTSObject {
    public:
        PriceObject(double p, uint64_t v) : price(p), volume(v) {}
        double getPrice() const { return price; }
        uint64_t getVolume() const { return volume; }
    private:
        double price;
        uint64_t volume;
    };
    
    for (const auto& data : testData) {
        PriceObject* priceObj = new PriceObject(data.price, data.volume);
        priceMap->add(data.code, priceObj);
        priceObj->release(); // map会自动retain
    }
    
    // 4. 验证数据
    EXPECT_EQ(priceMap->size(), 3);
    
    PriceObject* rbPrice = static_cast<PriceObject*>(priceMap->get("SHFE.rb2401"));
    EXPECT_NE(rbPrice, nullptr);
    EXPECT_DOUBLE_EQ(rbPrice->getPrice(), 3456.0);
    EXPECT_EQ(rbPrice->getVolume(), 1000);
    
    // 5. 清理资源
    contracts->release();
    priceMap->release();
    
    std::cout << "完整工作流程测试通过，处理了 " << testData.size() << " 个合约数据" << std::endl;
} 